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Titlebook: Biodiversity Conservation; Problems and Policie C. A. Perrings,K.-G. M?ler,B.-O. Jansson Book 1995 Springer Science+Business Media Dordrech

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21#
發(fā)表于 2025-3-25 05:37:26 | 只看該作者
https://doi.org/10.1007/978-3-662-25469-1tes conversion of primary tropical forest to degraded forest or other land at 170,000 km2 yearly, almost double FAO’s estimate of a decade earlier. There is now general agreement that somewhat over one percent of residual tropical forest is converted each year, and that if present rates are maintain
22#
發(fā)表于 2025-3-25 08:34:29 | 只看該作者
23#
發(fā)表于 2025-3-25 15:37:31 | 只看該作者
J. Haase,R. Hosemann,B. Renwanzhat promote conservation and the equitable use of biodiversity’, citing as a means to these ends the modification of: ‘national income accounts to make them reflect the economic loss that results when biological resources are degraded and biodiversity is lost’ [World Resources Institute .., 1992].
24#
發(fā)表于 2025-3-25 19:10:28 | 只看該作者
25#
發(fā)表于 2025-3-26 00:00:59 | 只看該作者
https://doi.org/10.1007/978-3-662-25469-1ere is now general agreement that somewhat over one percent of residual tropical forest is converted each year, and that if present rates are maintained, there will be little more than isolated patches, themselves probably not sustainable, by the end of the next century.
26#
發(fā)表于 2025-3-26 01:36:40 | 只看該作者
27#
發(fā)表于 2025-3-26 08:01:34 | 只看該作者
28#
發(fā)表于 2025-3-26 12:19:23 | 只看該作者
29#
發(fā)表于 2025-3-26 14:22:51 | 只看該作者
30#
發(fā)表于 2025-3-26 19:51:56 | 只看該作者
Grundlagen der Kristallisation,nalysis of . wetland benefits has been undertaken. Yet recent studies across the developing regions of the world have suggested that tropical wetland systems — whether inland freshwater systems or coastal, mangrove systems — may have a crucial role to play in economic development [see Barbier, 1993b for a review].
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